<?php
/**
 * @filesource:						common.php
 * @desc:							后台公共函数库
 * 
 * @author:							houyining
 * @copyright:						hou.yining@gmail.com
 * @date:							2011-04-05  
 */

// 获取客户端IP地址
function get_client_ip(){
   if (getenv("HTTP_CLIENT_IP") && strcasecmp(getenv("HTTP_CLIENT_IP"), "unknown"))
       $ip = getenv("HTTP_CLIENT_IP");
   else if (getenv("HTTP_X_FORWARDED_FOR") && strcasecmp(getenv("HTTP_X_FORWARDED_FOR"), "unknown"))
       $ip = getenv("HTTP_X_FORWARDED_FOR");
   else if (getenv("REMOTE_ADDR") && strcasecmp(getenv("REMOTE_ADDR"), "unknown"))
       $ip = getenv("REMOTE_ADDR");
   else if (isset($_SERVER['REMOTE_ADDR']) && $_SERVER['REMOTE_ADDR'] && strcasecmp($_SERVER['REMOTE_ADDR'], "unknown"))
       $ip = $_SERVER['REMOTE_ADDR'];
   else
       $ip = "unknown";
   return($ip);
}

//获取当前的操作员
function get_current_operator(){
	if(isset($_SESSION[C('USER_AUTH_KEY')])){
		return $_SESSION[C('USER_AUTH_KEY')];
	}else{
		return NULL;
	}
}

//获取当前操作人员的名字
function get_current_operator_name(){
	if(isset($_SESSION['loginUserName'])){
		return $_SESSION['loginUserName'];
	}else{
		return NULL;
	}
}
?>